How to resolve empty inputdlg box issue?

Neeta Dsouza answered . 2025-07-30 23:05:43

Try this:

 

a = inputdlg('Type a number:')
if isempty(a{:})
    disp('a is empty')                                      % Information Only To Demonstrate That The Test Works
    return
end
fprintf('a = %f\n', str2double(a))

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